This hydro formed SFI Bell Housing can be used with A-833 four-speed or Tremec TKO transmissions. Both hydraulic and mechanical Mopar clutch linkage systems can be used, either with the stock 'Z-bar' design, or the hydraulic clutch components listed below. Comes with the bell housing, backing plate, all fasteners, pivot ball and pilot bearing. Note: Some modifications will be necessary to adapt a hydraulic system to your vehicle.